package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 执行关联查询
 */
public class Demo6 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection();) {
            Statement statement = connection.createStatement();
            String sql = "SELECT c.name,c.floor,t.name,t.salary,t.title\n" +
                    "FROM class c \n" +
                    "JOIN teacher t ON c.teacher_id = t.id";
            ResultSet rs = statement.executeQuery(sql);
            while (rs.next()){
                String cName = rs.getString("c.name");
                int cFloor = rs.getInt("c.floor");
                String tName = rs.getString("t.name");
                int tSalary = rs.getInt("t.name");
                String tTitle = rs.getString("t.title");
                System.out.println(cName+" "+ cFloor+" "+tName+" "+tSalary+" "+tTitle);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
